Jeffrey Karwoski, M.D.
NPI 1023245008 · Internal Medicine Physician · New Hyde Park, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Karwoski, M.D. is a Internal Medicine Physician provider in New Hyde Park, NY (NPI 1023245008).
Provider details
- NPI number
- 1023245008
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 268499 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,418 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 284 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 236 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 207 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 207 | $147 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 181 | $13 |
| Hemoglobin A1c Level83036 | 177 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 199 | 64 |
| Amlodipine Besylate | 179 | 51 |
| Levothyroxine Sodium | 110 | 34 |
| Metoprolol Succinate | 90 | 27 |
| Rosuvastatin Calcium | 87 | 30 |
| Simvastatin | 76 | 19 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-16
- Last updated
- 2015-12-01
Frequently asked questions
- What is Jeffrey Karwoski's NPI number?
- Jeffrey Karwoski's National Provider Identifier (NPI) is 1023245008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Karwoski's specialty?
- Jeffrey Karwoski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Karwoski located?
- Jeffrey Karwoski's practice location on file with NPPES is 2 Pro Health Plz, New Hyde Park, NY 11042-1111.
- What is Jeffrey Karwoski's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Karwoski is (516) 622-6020.
- Does Jeffrey Karwoski accept Medicare?
- Jeffrey Karwoski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Karwoski's NPI active?
- Yes — Jeffrey Karwoski's NPI (1023245008) is active in the NPPES registry as of the last update on 2015-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.